EP2778152A4 - Method for producing 4-hydroxymethyl-2,3,5,6-tetrafluorotoluene - Google Patents
Method for producing 4-hydroxymethyl-2,3,5,6-tetrafluorotolueneInfo
- Publication number
- EP2778152A4 EP2778152A4 EP12847332.9A EP12847332A EP2778152A4 EP 2778152 A4 EP2778152 A4 EP 2778152A4 EP 12847332 A EP12847332 A EP 12847332A EP 2778152 A4 EP2778152 A4 EP 2778152A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- tetrafluorotoluene
- hydroxymethyl
- producing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/58—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by elimination of halogen, e.g. by hydrogenolysis, splitting-off
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011246239 | 2011-11-10 | ||
PCT/JP2012/079581 WO2013069810A1 (en) | 2011-11-10 | 2012-11-08 | Method for producing 4-hydroxymethyl-2,3,5,6-tetrafluorotoluene |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2778152A1 EP2778152A1 (en) | 2014-09-17 |
EP2778152A4 true EP2778152A4 (en) | 2015-07-08 |
Family
ID=48290170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12847332.9A Withdrawn EP2778152A4 (en) | 2011-11-10 | 2012-11-08 | Method for producing 4-hydroxymethyl-2,3,5,6-tetrafluorotoluene |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2778152A4 (en) |
JP (1) | JP6051794B2 (en) |
CN (1) | CN103917510A (en) |
IL (1) | IL232311A0 (en) |
IN (1) | IN2014CN04132A (en) |
WO (1) | WO2013069810A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117776870A (en) * | 2021-04-19 | 2024-03-29 | 江苏优士化学有限公司 | Synthesis method of 4-methyl-2, 3,5, 6-tetrafluorobenzyl alcohol |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070055075A1 (en) * | 2003-10-10 | 2007-03-08 | Jiangsu Yangnong Chemical Co., Ltd. | Preparation of one intermediate for pyrethroids |
EP2123624A1 (en) * | 2007-02-16 | 2009-11-25 | Sumitomo Chemical Company, Limited | Method for producing 4-methyl-2,3,5,6-tetrafluorobenzyl alcohol |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0026349D0 (en) * | 2000-10-27 | 2000-12-13 | Zeneca Ltd | Chemical process |
CN1274653C (en) * | 2003-03-21 | 2006-09-13 | 江苏省农用激素工程技术研究中心 | Method for preparing 4-methyl-tetrafluoro-benzil-alcohol |
CN1204104C (en) * | 2003-06-06 | 2005-06-01 | 天津大学 | Process for preparing 2,3,5,6-Tetrafluoro-para-xylyl alcohol |
-
2012
- 2012-11-07 JP JP2012245091A patent/JP6051794B2/en active Active
- 2012-11-08 EP EP12847332.9A patent/EP2778152A4/en not_active Withdrawn
- 2012-11-08 CN CN201280054699.9A patent/CN103917510A/en active Pending
- 2012-11-08 WO PCT/JP2012/079581 patent/WO2013069810A1/en active Application Filing
- 2012-11-08 IN IN4132CHN2014 patent/IN2014CN04132A/en unknown
-
2014
- 2014-04-28 IL IL232311A patent/IL232311A0/en unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070055075A1 (en) * | 2003-10-10 | 2007-03-08 | Jiangsu Yangnong Chemical Co., Ltd. | Preparation of one intermediate for pyrethroids |
EP2123624A1 (en) * | 2007-02-16 | 2009-11-25 | Sumitomo Chemical Company, Limited | Method for producing 4-methyl-2,3,5,6-tetrafluorobenzyl alcohol |
Non-Patent Citations (2)
Title |
---|
HE ET AL: "Synthesis of 4-methyl-2,3, 5,6-tetrafluorobenzenemethanol", HUAGONG JINZHAN - CHEMICAL INDUSTRY AND ENGINEERING PROGRESS, CHEMICAL INDUSTRY PRESS, CN, vol. 25, no. 7, 2006, pages 811 - 814, XP008173583, ISSN: 1000-6613 * |
See also references of WO2013069810A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2013069810A1 (en) | 2013-05-16 |
CN103917510A (en) | 2014-07-09 |
IL232311A0 (en) | 2014-06-30 |
EP2778152A1 (en) | 2014-09-17 |
JP2013121950A (en) | 2013-06-20 |
JP6051794B2 (en) | 2016-12-27 |
IN2014CN04132A (en) | 2015-07-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IL263389B (en) | Method for producing substituted 5-fluoro-1h-pyrazolopyridines | |
ZA201401133B (en) | Method for producing ternesite | |
IL231769A (en) | Method for producing 4,4-difluoro-3,4-dihydroisoquinoline derivatives | |
PL2711350T3 (en) | Method for manufacturing 1,3-butadiene | |
EP2687510A4 (en) | Method for preparing 2,3-dichloropyridine | |
PL2809635T3 (en) | Method for producing 2,3,3,3-tetrafluoropropene | |
PL2760811T3 (en) | Method for manufacturing 2,3,3,3-tetrafluoropropene | |
EP2778150A4 (en) | Method for producing trans-1-chloro-3,3,3-trifluoropropene | |
EP2778151A4 (en) | Method for producing (e)-1-chloro-3,3,3-trifluoropropene | |
EP2826766A4 (en) | Production method for 2,3,3,3-tetra-fluoropropene | |
EP2799420A4 (en) | Method for synthesizing 2,7-dimethyl-2,4,6-octatriene-1,8-dialdehyde | |
IL230726A0 (en) | Method for producing ring-halogenated n,n-dialkylbenzylamines | |
EP2687520A4 (en) | Method for producing 1,2-benzisothiazol-3-one compound | |
EP2883870A4 (en) | Method for producing 1,4-benzoxazine compound | |
EP2894143A4 (en) | Method for producing optically active 2,3-dihydrofarnesal | |
EP2756883A4 (en) | Method for preparing 2,3,3,3-tetrafluoropropene | |
EP2851359A4 (en) | Method for producing 4,4''-dihydroxy-m-terphenyls | |
EP2891647A4 (en) | Method for producing (r)-1,1,3-trimethyl-4-aminoindane | |
EP2842930A4 (en) | Method for producing hydroxyphenylcyclohexanol compound | |
IL231877A0 (en) | Method for producing dithiine tetracarboximides | |
IL232630A0 (en) | Method for preparing 2,6-difluoroacetophenones | |
EP2615154A4 (en) | METHOD FOR PRODUCING TYPE ß-SIALON | |
EP2778152A4 (en) | Method for producing 4-hydroxymethyl-2,3,5,6-tetrafluorotoluene | |
EP2692717A4 (en) | Method for producing 4,4'-diformyldiphenylalkane | |
IL231878A0 (en) | Method for producing dithiine tetracarboximides |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20140520 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
DAX | Request for extension of the european patent (deleted) | ||
RA4 | Supplementary search report drawn up and despatched (corrected) |
Effective date: 20150609 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C07C 33/46 20060101ALI20150602BHEP Ipc: C07C 29/58 20060101AFI20150602BHEP Ipc: C07B 61/00 20060101ALI20150602BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20160108 |